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Entry Data

Table mix-ins: ['Structure', 'Thermodynamics'] Extra columns: ['energy_uncorrected', 'band_gap', 'is_gap_direct', 'is_magnetic', 'total_magnetization', 'is_theoretical']

Base Information:

  • Database Entry ID: mp-1020142
  • Created at: Sept. 4, 2022, 2:39 p.m.
  • Last updated at: Nov. 28, 2021, 1:34 a.m.
  • Input Source: Materials Project

Structure:

  • Number of sites: 117
  • Number of elements: 3
  • Element list: ['Na', 'B', 'O']
  • Chemical System: B-Na-O
  • Density: 2.679632989645202
  • Atomic Density: 0.10425571081187228
  • Unit Cell Volume: 1122.240681962493
  • Molar Volume: 5.776317396048313
  • Full Formula: Na18 B36 O63
  • Reduced Formula: Na2B4O7
  • Formula Anonymous: A2B4C7
  • Spacegroup Number: 154
  • Spacegroup Symbol: P3_221
  • Crystal System: trigonal
  • Pointgroup: 321

Thermodynamics:

  • Final energy: -894.8828532800001
  • Final energy per atom: -7.648571395555556
  • Energy above hull: None
  • Is thermodynamically stable?: None
  • Decomposes to: None
  • Formation energy None
  • Formation energy per atom: None
Note: stabilities and hull energies are updated on a running schedule, so newer materials may have these fields blank.